| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [modal v] [not/n't] be used | 33 |
|
| 2 | [adv] [vb mod] [not/n't] be used | 33 |
|
| 3 | [adv] can [not/n't] be used | 26 |
|
| 4 | [adv] can [not/n't] be used | 26 |
|
